23674090 Exhaust Manifold | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta exhaust manifold for engines from serial number 7011489264 onwards, weighing 29.48 kg and listed for eight D series applications. It supersedes 22679587, and at nearly 30 kg needs support during fitting.

🚤 Compatibility

Typically suits:

• Volvo Penta D11C1-A MP
• Volvo Penta D11C3-A MP
• Volvo Penta D11C2-A MP
• Volvo Penta D11C4-A MP
• Volvo Penta D11B3-A MP
• Volvo Penta D11B4-A MP
• Volvo Penta D11B2-A MP
• Volvo Penta D11B1-A MP

• Engine Family: D
• Serial Range: SN7011489264-

⚙️ Key Features

• For engines from serial number 7011489264 onwards
• 29.48 kg
• Supersedes 22679587
• Listed for eight D series applications

🔌 Function

Collects the exhaust gas from the cylinder ports and carries it to the turbocharger or exhaust outlet as a single flow.

⚠️ Common Signs of Failure

• Ticking or puffing at the joint faces, loudest from cold
• Soot trails and black staining around the studs
• Manifold cracked between ports or across a flange
• Flange faces found bowed or distorted on strip-down
• Studs seized or snapped when the manifold is disturbed

🛠️ Service Notes

• Check the build number against the break point before ordering
• At nearly 30 kg it needs support during fitting - do not hang it on the studs while starting the nuts
• Renew the gaskets, check the head flange for flatness and tighten in sequence from the centre outwards

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 23674090 → Supersedes 22679587 → Supersedes 21669749 → Supersedes 21294806

OEM / Related Numbers

• 22679587 earlier number superseded by this part
• 21669749 earlier number superseded by this part
• 3884783 earlier number superseded by this part
• 21294806 earlier number superseded by this part

📦 Condition

• Genuine Volvo Penta part
• Brand new
• Supplied in original or equivalent packaging